package com.bolun998300.personal_blog_springboot.Utils;

import javax.servlet.http.HttpServletRequest;

public class IpUtil {

	public static String getIpAddr(HttpServletRequest request) {
		       String ip = request.getHeader("x-forwarded-for");
		       if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
		           ip = request.getHeader("Proxy-Client-IP");
		       }
		       if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
		           ip = request.getHeader("WL-Proxy-Client-IP");
		       }
		       if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
		           ip = request.getRemoteAddr();
		       }
		       return ip.equals("0:0:0:0:0:0:0:1")?"127.0.0.1":ip;
		   }
}
